US Census Data

ZIP Code 98584

ZIP Code Tabulation Area in Mason County, Washington.

Population
40,036
+7.4%’19–’23
Median household income
$73,149
+25.7%’19–’23
Median home value
$365,200
+76.3%’19–’23

ZIP Code 98584 is a ZIP Code Tabulation Area in Mason County, Washington, home to about 40,036 residents. At $73,149, its median household income sits below Mason County's $78,359.

Between 2019 and 2023, ZIP Code 98584's population grew 7.4% from 37,278 to 40,036, while its median gross rent rose 29.8% from $963 to $1,250.

21.3% of adults 25 and older hold a bachelor's degree or higher. Owners occupy 77.1% of the area's occupied homes.

Demographics

ACS 2019–2023
Population
40,036
Median age
41.3 yrs
Median household income
$73,149
Median home value
$365,200
Median gross rent
$1,250
Housing units
17,402
Homeownership rate
77.1%
Bachelor's degree or higher
21.3%
Unemployment rate
6.3%

Trends

ACS 5-year · 2019–2023
Population
37,27840,036
Median household income
$58,193$73,149
Median home value
$207,100$365,200
Median gross rent
$963$1,250
YearPopulationMedian household incomeMedian home valueMedian gross rent
201937,278$58,193$207,100$963
202037,698$60,388$234,500$1,035
202137,360$64,973$266,700$1,081
202238,615$69,489$323,800$1,186
202340,036$73,149$365,200$1,250

Each year is a US Census Bureau ACS 5-year estimate ending that year.

Age distribution

CountShare
Under 52,2275.6%
5 to 176,20515.5%
18 to 243,1037.8%
25 to 344,96912.4%
35 to 445,21913.0%
45 to 544,20510.5%
55 to 645,71814.3%
65 to 745,07912.7%
75 and over3,3118.3%

Race & ethnicity

CountShare
White (non-Hispanic)28,85172.1%
Black or African American2930.7%
American Indian & Alaska Native8692.2%
Asian2950.7%
Native Hawaiian & Pacific Islander1730.4%
Some other race3841.0%
Two or more races3,2998.2%
Hispanic or Latino (any race)5,87214.7%

Educational attainment (age 25+)

CountShare
No high school diploma3,24611.4%
High school graduate8,24628.9%
Some college or associate's10,93438.4%
Bachelor's degree3,76113.2%
Graduate or professional degree2,3148.1%

Commute to work

Mean travel time to work
32 min

How workers get to work

CountShare
Drove alone11,42872.9%
Carpooled1,83411.7%
Public transit670.4%
Walked2451.6%
Bicycle90.1%
Worked from home1,89812.1%
Other means1981.3%

Travel time

CountShare
Under 15 min4,09329.7%
15 to 29 min3,26023.7%
30 to 44 min2,89521.0%
45 to 59 min1,44910.5%
60+ min2,08415.1%

Households

Average household size
2.68
Poverty rate
15.5% (6,033 of 38,971)
CountShare
Family households9,89368.2%
Nonfamily households4,62031.8%

Housing

Median year structure built
1987

Occupancy

CountShare
Occupied14,51383.4%
Vacant2,88916.6%

Tenure (of occupied units)

CountShare
Owner-occupied11,18577.1%
Renter-occupied3,32822.9%

Units in structure

CountShare
1-unit, detached13,17075.7%
1-unit, attached2401.4%
2 to 4 units5333.1%
5 to 19 units3051.8%
20 or more units2591.5%
Mobile home & other2,89516.6%

Geography

ZCTA
98584
Land area
359 sq mi
Water area
36 sq mi
Center point
47.2397, -123.1519

Counties this ZIP covers

1

Compare with nearby ZIP codes

6

National ZIP rankings

21

Nearby ZIP codes

17